Loudspeaker unit



FIG. 1 is a front perspective view of a loudspeaker unit showing our new design;

FIG. 2 is rear perspective view thereof;

FIG. 3 is a bottom view;

FIG. 4 is a right side view of which the left side view is a mirror image;

FIG. 5 is a top view;

FIG. 6 is a front view; and,

FIG. 7 is a rear view. 

The ornamental design for a loudspeaker unit, as shown and described. 